Finding the Fourth Proportional to 310,543.05, 465,912.99 and 110,859.01
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Solution
The fourth proportional to 310,543.05, 465,912.99 and 110,859.01 is: 166,323.65
Step by Step Solution
- Step 1: Write the proportion equation
310,543.05 : 465,912.99 = 110,859.01 : x - Step 2: Convert to fraction form
310,543.05/465,912.99 = 110,859.01/x - Step 3: Cross multiply
310,543.05x = 465,912.99 × 110,859.01 - Step 4: Simplify right side
310,543.05x = 51,650,652,817.54 - Step 5: Solve for x
x = 51,650,652,817.54/310,543.05 - Step 6: Final answer
x = 166,323.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.